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Cheap flights from Houston to New York from $92

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to New York departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:07 pm - 7:34 pmIAH-ISP
22h 27m1 stop
Frontier Logo
8:35 pm - 7:21 amISP-IAH
11h 46m1 stop
$184Frontier
Find Deal
Mon, Dec 15 - Sun, Dec 21
Frontier Logo
8:07 pm - 7:34 pmIAH-ISP
22h 27m1 stop
Frontier Logo
8:35 pm - 7:21 amISP-IAH
11h 46m1 stop
$192Frontier
Find Deal
Mon, Dec 15 - Sun, Dec 21
Frontier Logo
8:07 pm - 10:20 amIAH-ISP
13h 13m1 stop
Frontier Logo
6:00 am - 6:29 pmISP-IAH
13h 29m1 stop
$208Frontier
Find Deal
Sat, Dec 13 - Wed, Dec 17
Frontier Logo
8:18 pm - 8:47 pmIAH-ISP
23h 29m1 stop
Frontier Logo
7:53 pm - 10:13 amISP-IAH
15h 20m1 stop
$218Frontier
Find Deal
Thu, Jan 29 - Sun, Feb 1
Multiple Airlines Logo
8:07 pm - 7:34 pmIAH-ISP
22h 27m1 stop
Multiple Airlines Logo
8:35 pm - 9:03 amISP-IAH
37h 28m2 stops
$222Multiple Airlines
Find Deal
Mon, Dec 15 - Sun, Dec 21
Frontier Logo
9:34 pm - 4:37 pmIAH-ISP
18h 03m1 stop
Frontier Logo
12:55 pm - 10:01 amISP-IAH
22h 06m1 stop
$228Frontier
Find Deal
Tue, Dec 30 - Tue, Jan 6
Southwest Logo
6:00 am - 12:15 pmHOU-ISP
5h 15m1 stop
Southwest Logo
5:50 pm - 12:20 amISP-HOU
7h 30m1 stop
$413Southwest
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Thu, Jan 1 - Sun, Jan 4
Southwest Logo
5:30 am - 5:05 pmHOU-ISP
10h 35m1 stop
Southwest Logo
3:55 pm - 8:35 pmISP-HOU
5h 40m1 stop
$417Southwest
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Tue, Dec 23 - Thu, Jan 1
Southwest Logo
5:30 am - 5:05 pmHOU-ISP
10h 35m1 stop
Southwest Logo
5:40 am - 12:35 pmISP-HOU
7h 55m2 stops
$423Southwest
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Tue, Dec 23 - Thu, Jan 1
Southwest Logo
6:00 am - 12:15 pmHOU-ISP
5h 15m1 stop
Southwest Logo
5:40 am - 1:45 pmISP-HOU
9h 05m2 stops
$437Southwest
Find Deal
Thu, Jan 1 - Sun, Jan 4

Frontier flights from Houston to Islip, New York

Our best Frontier deals on Houston to Islip, New York flight tickets
Frontier
Dec 15
IAH8:07 pmHouston George Bush Intcntl
22h 27m
1 stop
ISP7:34 pmIslip Long Island
Dec 21
ISP8:35 pmIslip Long Island
11h 46m
1 stop
IAH7:21 amHouston George Bush Intcntl
$184
Find similar
Frontier
Dec 15
IAH8:07 pmHouston George Bush Intcntl
22h 27m
1 stop
ISP7:34 pmIslip Long Island
Dec 21
ISP8:35 pmIslip Long Island
11h 46m
1 stop
IAH7:21 amHouston George Bush Intcntl
$192
Find similar
Frontier
Dec 10
IAH8:07 pmHouston George Bush Intcntl
12h 06m
1 stop
ISP9:13 amIslip Long Island
Dec 13
ISP10:19 amIslip Long Island
9h 10m
1 stop
IAH6:29 pmHouston George Bush Intcntl
$203
Find similar

Southwest flights from Houston to Islip, New York

Our best Southwest deals on Houston to Islip, New York flight tickets
Southwest
Jan 1
HOU6:00 amHouston Hobby
5h 15m
1 stop
ISP12:15 pmIslip Long Island
Jan 4
ISP5:50 pmIslip Long Island
7h 30m
1 stop
HOU12:20 amHouston Hobby
$413
Find similar
Southwest
Dec 23
HOU5:30 amHouston Hobby
10h 35m
1 stop
ISP5:05 pmIslip Long Island
Jan 1
ISP3:55 pmIslip Long Island
5h 40m
1 stop
HOU8:35 pmHouston Hobby
$417
Find similar
Southwest
Dec 23
HOU5:30 amHouston Hobby
10h 35m
1 stop
ISP5:05 pmIslip Long Island
Jan 1
ISP5:40 amIslip Long Island
7h 55m
2 stops
HOU12:35 pmHouston Hobby
$423
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 3, 2025.
Use the filters below to find and compare flights from Houston to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Mon 12/15

8:07 pm-7:34 pm

1 stop22h 27m

Islip Long Island

Sun 12/21

8:35 pm-7:21 am

1 stop11h 46m

$184

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Mon 12/15

8:07 pm-7:34 pm

1 stop22h 27m

Islip Long Island

Sun 12/21

8:35 pm-7:21 am

1 stop11h 46m

$192

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Sat 12/13

8:07 pm-10:20 am

1 stop13h 13m

Islip Long Island

Wed 12/17

6:00 am-6:29 pm

1 stop13h 29m

$208

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Thu 1/29

8:18 pm-8:47 pm

1 stop23h 29m

Islip Long Island

Sun 2/1

7:53 pm-10:13 am

1 stop15h 20m

$218

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Mon 12/15

8:07 pm-7:34 pm

1 stop22h 27m

Islip Long Island

Sun 12/21

8:35 pm-9:03 am

2 stops37h 28m

$222

HoustonIslip

IAH - ISP

IAHISP

Houston George Bush Intcntl

Tue 12/30

9:34 pm-4:37 pm

1 stop18h 03m

Islip Long Island

Tue 1/6

12:55 pm-10:01 am

1 stop22h 06m

$228

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 1/1

6:00 am-12:15 pm

1 stop5h 15m

Islip Long Island

Sun 1/4

5:50 pm-12:20 am

1 stop7h 30m

$413

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Tue 12/23

5:30 am-5:05 pm

1 stop10h 35m

Islip Long Island

Thu 1/1

3:55 pm-8:35 pm

1 stop5h 40m

$417

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Tue 12/23

5:30 am-5:05 pm

1 stop10h 35m

Islip Long Island

Thu 1/1

5:40 am-12:35 pm

2 stops7h 55m

$423

HoustonIslip

HOU - ISP

HOUISP

Houston Hobby

Thu 1/1

6:00 am-12:15 pm

1 stop5h 15m

Islip Long Island

Sun 1/4

5:40 am-1:45 pm

2 stops9h 05m

$437

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Houston to Islip, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Houston to Islip, New York is on a Thursday. Travelers who choose to depart for Islip, New York on a Thursday will often find tickets for as low as $375. The most expensive day to fly to Islip, New York is Tuesday, with ticket prices averaging around $601.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Houston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $370 when looking at flights departing in the morning. Flights to Islip, New York are more costly in the afternoon, with an average ticket price of $396. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Houston to Islip, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Islip, New York

Fastest flight time

6h 30m

Direct flights

None
The fastest flight from Houston to Islip, New York takes 6h 30m
There are no direct flights from Houston to Islip, New York. There are no popular flight routes from Houston to Islip, New York.
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  • How far is Houston to Islip Long Island by plane?

    Islip Long Island is 1454.8 mi away from Houston. In terms of flight time, this usually takes a little over 5h 00m.

  • When did momondo last update prices for flights from Houston to Islip Long Island Airport?

    Prices for flights from Houston to Islip Long Island Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Islip Long Island Airport?

  • How old do you have to be to fly from Houston to Islip Long Island Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The required travel and health documents for your Islip Long Island Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Islip, New York

Compare and see reviews for airlines that fly from Houston to Islip, New York with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $336Free CancellationRating
8.0
4,253 reviews
Search Southwest flights

Traveling to a place near New York?

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Islip?

Finding the right flight to Islip from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

Can I find flights from Houston to Islip with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Islip from Houston with this policy.

How can momondo help me find flights from Houston to Islip?

momondo helps you find the best flight between Houston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Islip right now. Can momondo alert me if prices change?

Price alerts on flights to Islip from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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